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123 lines
3.2 KiB
Elixir
123 lines
3.2 KiB
Elixir
defmodule PowLockout.Ecto.Schema do
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@moduledoc """
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Handles the lockout schema for user.
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## Customize PowLockout fields
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If you need to modify any of the fields that `PowLockout` adds to
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the user schema, you can override them by defining them before
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`pow_user_fields/0`:
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defmodule MyApp.Users.User do
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use Ecto.Schema
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use Pow.Ecto.Schema
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use Pow.Extension.Ecto.Schema,
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extensions: [PowLockout]
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schema "users" do
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field :unlock_token, :string
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field :locked_at, :utc_datetime
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field :failed_attempts, :integer
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pow_user_fields()
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timestamps()
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end
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end
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"""
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use Pow.Extension.Ecto.Schema.Base
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alias Ecto.Changeset
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alias Pow.UUID
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@doc false
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@impl true
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def attrs(_config) do
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[
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{:unlock_token, :string},
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{:locked_at, :utc_datetime},
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{:failed_attempts, :integer}
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]
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end
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@doc false
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@impl true
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def indexes(_config) do
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[{:unlock_token, true}]
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end
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@doc """
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Sets the account as unlocked.
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This sets `:locked_at` and `:unlock_token` to nil, and sets
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`failed_attempts` to 0.
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"""
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@spec unlock_changeset(Ecto.Schema.t() | Changeset.t()) :: Changeset.t()
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def unlock_changeset(user_or_changeset) do
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changes =
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[
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locked_at: nil,
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unlock_token: nil,
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failed_attempts: 0
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]
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user_or_changeset
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|> Changeset.change(changes)
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end
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@doc """
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Sets the account as locked.
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This sets `:locked_at` to now and sets `:unlock_token` to a random UUID.
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"""
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@spec lock_changeset(Ecto.Schema.t() | Changeset.t()) :: Changeset.t()
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def lock_changeset(user_or_changeset) do
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changeset = Changeset.change(user_or_changeset)
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locked_at = Pow.Ecto.Schema.__timestamp_for__(changeset.data.__struct__, :locked_at)
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changes =
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[
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locked_at: locked_at,
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unlock_token: UUID.generate()
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]
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changeset
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|> Changeset.change(changes)
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end
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@doc """
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Updates the failed attempt count.
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This increments `:failed_attempts` by 1, or sets it to 1 if it is nil.
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The first time it becomes greater than 10, it also locks the user.
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"""
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@spec attempt_changeset(Ecto.Schema.t() | Changeset.t()) :: Changeset.t()
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def attempt_changeset(%Changeset{data: %{failed_attempts: attempts}} = changeset) when is_integer(attempts) and attempts < 10 do
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Changeset.change(changeset, failed_attempts: attempts + 1)
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end
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def attempt_changeset(%Changeset{data: %{failed_attempts: attempts, locked_at: nil}} = changeset) when is_integer(attempts) do
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lock_changeset(changeset)
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end
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def attempt_changeset(%Changeset{data: %{failed_attempts: attempts, locked_at: _locked_at}} = changeset) when is_integer(attempts) do
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changeset
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end
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def attempt_changeset(%Changeset{} = changeset) do
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Changeset.change(changeset, failed_attempts: 1)
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end
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def attempt_changeset(user) do
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user
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|> Changeset.change()
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|> attempt_changeset()
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end
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@doc """
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Resets the failed attempt count.
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This sets `:failed_attempts` to 0.
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"""
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@spec attempt_reset_changeset(Ecto.Schema.t() | Changeset.t()) :: Changeset.t()
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def attempt_reset_changeset(user_or_changeset) do
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user_or_changeset
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|> Changeset.change(failed_attempts: 0)
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end
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end
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